Extension ladder stepdeck



FIG. 1 is a perspective view of an extension ladder step-deck showing my new design in use on an extension ladder (shown in dash-dot lines);

FIG. 2 is a right side elevation thereof, which is a mirror image of a left side elevation;

FIG. 3 is a front elevation thereof;

FIG. 4 is a rear elevation thereof;

FIG. 5 is a bottom plan view thereof;

FIG. 6 is a top plan view thereof. 

The ornamental design for an extension ladder step-deck, as shown and described. 